import java.util.Arrays;

public class Move {
    public static void main(String[] args) {
        int[] array = {1,2,3,4,5,6};
        new Move().move(array);
        System.out.println(Arrays.toString(array));
    }

    void move(int[] array){
        int i = 0;
        int j = array.length - 1;
        while (i < j){
            while (i < j && array[i] % 2 != 0){
                i++;
            }
            while (i < j && array[j] % 2 == 0){
                j--;
            }
            int tmp = array[i];
            array[i] = array[j];
            array[j] = tmp;
        }
    }
}


